\documentclass[a4paper]{article}

%\usepackage{fancyhdr} 
%\pagestyle{fancy} % with this we ensure that the chapter and section 
%% headings are in lowercase. 
%\renewcommand{\chaptermark}[1]{%
    %\markboth{#1}{}} 
%\renewcommand{\sectionmark}[1]{%
    %\markright{\thesection\ #1}} 
%\fancyhf{} % delete current header and footer 
%\fancyhead[LE,RO]{\bfseries\thepage} 
%\fancyhead[LO]{\bfseries\rightmark} 
%\fancyhead[RE]{\bfseries\leftmark} 
%\renewcommand{\headrulewidth}{0.5pt} 
%\renewcommand{\footrulewidth}{0pt}
%\addtolength{\headheight}{0.5pt} % space for the rule 

\usepackage{makeidx}
\makeindex
\usepackage[pdftex,colorlinks,backref,breaklinks=false,linkcolor=blue]{hyperref}
\begin{document}
\title{Angband 3.3.1 Manual}
\maketitle
\tableofcontents
\include{general}
\include{birth}
\include{playing}
\include{attack}
\include{dungeon}
\include{customize}
\include{option}
\include{command}
\include{debug}
\include{thanks}
\include{version}
\printindex
\end{document}
